Dec 16, 2012 6:30pm PST
forced his way in by shooting out a window. as police closed p in, lanza shot himself. president obama spoke at a memorial. he arrived an hour before meeting private well family members of those killed in the mass ser. then he spoke in the memorial service. >> can we say that we're truly doing enough to give all the children of this country the chance they deserve to live out their lives in happiness? and with purpose? i've been reflecting on this the last few days. if we're honest with ourselves, the answer is no. we're not doing enough. and we will have to change. >> and we'll have more on that memorial shortly with the mass shooting still fresh on many people's minds many politicians are drawing attention to stricter gun control laws. >> reporter: it happens after every u.s. mass firearms tragedy. the demand for greater controls on gun. the debate gets more and more heated, only to ultimately cool down. will it be differently this time? some say yes. in a nation with an estimated 12,000 firearm related homicides each year the massacre in connecticut has touched a national nerve. it'